[INFO] cloning repository https://github.com/alexmozaidze/pending_name
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexmozaidze/pending_name" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmozaidze%2Fpending_name", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmozaidze%2Fpending_name'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4932fc6e8d706001dbd9367ca50ad6d64c6d625
[INFO] testing alexmozaidze/pending_name against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmozaidze%2Fpending_name" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexmozaidze/pending_name on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexmozaidze/pending_name
[INFO] finished tweaking git repo https://github.com/alexmozaidze/pending_name
[INFO] tweaked toml for git repo https://github.com/alexmozaidze/pending_name written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alexmozaidze/pending_name already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bf1ce0c47c8b5baba8c8a7fbf5778c21edcc648f745d4680783903c130ec6a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6bf1ce0c47c8b5baba8c8a7fbf5778c21edcc648f745d4680783903c130ec6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf1ce0c47c8b5baba8c8a7fbf5778c21edcc648f745d4680783903c130ec6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf1ce0c47c8b5baba8c8a7fbf5778c21edcc648f745d4680783903c130ec6a4", kill_on_drop: false }`
[INFO] [stdout] 6bf1ce0c47c8b5baba8c8a7fbf5778c21edcc648f745d4680783903c130ec6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596b8b3179d322341425a512f763522ae270585f730b78b44adf0ee2bad2af34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "596b8b3179d322341425a512f763522ae270585f730b78b44adf0ee2bad2af34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling sapp-linux v0.1.13
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling glam v0.14.0
[INFO] [stderr]    Compiling nanoserde-derive v0.1.18
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling derefable v0.1.0
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling nanoserde v0.1.29
[INFO] [stderr]    Compiling include_dir v0.7.2
[INFO] [stderr]    Compiling fontdue v0.5.2
[INFO] [stderr]    Compiling miniquad v0.3.0-alpha.42
[INFO] [stderr]    Compiling audrey v0.3.0
[INFO] [stderr]    Compiling macroquad v0.3.13
[INFO] [stderr]    Compiling macroquad-canvas v0.3.0
[INFO] [stderr]    Compiling macroquad-platformer v0.1.2
[INFO] [stderr]    Compiling enum-map-derive v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enumflags2_derive v0.7.3
[INFO] [stderr]    Compiling arraygen v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling enum-map v2.0.0
[INFO] [stderr]    Compiling enumflags2 v0.7.3
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling pending_name v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(map_first_last, let_else)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pending_name` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "596b8b3179d322341425a512f763522ae270585f730b78b44adf0ee2bad2af34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596b8b3179d322341425a512f763522ae270585f730b78b44adf0ee2bad2af34", kill_on_drop: false }`
[INFO] [stdout] 596b8b3179d322341425a512f763522ae270585f730b78b44adf0ee2bad2af34